Further harden glibc malloc metadata against 1-byte overflows.

[thirdparty/glibc.git] / include / execinfo.h

diff --git a/include/execinfo.h b/include/execinfo.h
index d5c52164d207d228b1c12adfb0b0cad2155d1f79..0b132b089f0a75bd82104735aa382cf411fa19e1 100644 (file)
--- a/include/execinfo.h
+++ b/include/execinfo.h
@@ -1 +1,16 @@
+#ifndef _EXECINFO_H
 #include <debug/execinfo.h>
+
+# ifndef _ISOMAC
+
+extern int __backtrace (void **__array, int __size);
+libc_hidden_proto (__backtrace)
+
+extern char **__backtrace_symbols (void *const *__array, int __size);
+
+extern void __backtrace_symbols_fd (void *const *__array, int __size,
+                                   int __fd);
+libc_hidden_proto (__backtrace_symbols_fd)
+
+# endif /* !_ISOMAC */
+#endif